Weather History for Groton, CT

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Wednesday, November 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 46 °F -  
Max Temperature 54 °F 50 °F 67 °F (1991)
Min Temperature 37 °F 31 °F 8 °F (1989)
Degree Days  
Heating Degree Days 20    
Moisture  
Dew Point 33 °F    
Average Humidity 69    
Maximum Humidity 93    
Minimum Humidity 47    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 8 mph (NNE)    
Max Wind Speed 14 mph    
Max Gust Speed -    
Visibility 9 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Nov. 21, 2012 Rise Set
Actual Time 6:44 AM EST 4:23 PM EST
Civil Twilight 6:13 AM EST 4:54 PM EST
Nautical Twilight 5:40 AM EST 5:27 PM EST
Astronomical Twilight 5:07 AM EST 6:00 PM EST
Moon 12:42 PM EST (11/21) No Moon Set
Length of Visible Light 10h 40m
Length of Day
9h 39m
First Quarter, 61% of the Moon is Illuminated
Nov 21
First Quarter
Nov 28
Full
Dec 6
Last Quarter
Dec 13
New
Dec 20
First Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 37.0 °F 32.4 °F 34.0 °F 89% 30.15 in 8.0 mi North 5.8 mph - N/A   Clear
1:56 AM 37.9 °F 32.7 °F 34.0 °F 86% 30.16 in 9.0 mi North 6.9 mph - N/A   Clear
2:56 AM 37.9 °F 31.5 °F 32.0 °F 79% 30.15 in 8.0 mi North 9.2 mph - N/A   Clear
3:56 AM 37.9 °F 32.1 °F 30.0 °F 73% 30.15 in 9.0 mi North 8.1 mph - N/A   Clear
4:56 AM 37.0 °F 31.0 °F 28.9 °F 73% 30.16 in 9.0 mi North 8.1 mph - N/A   Clear
5:56 AM 37.9 °F 31.5 °F 27.0 °F 65% 30.18 in 9.0 mi North 9.2 mph - N/A   Clear
6:56 AM 37.0 °F 31.0 °F 27.0 °F 67% 30.19 in 10.0 mi North 8.1 mph - N/A   Clear
7:56 AM 39.9 °F 32.9 °F 27.0 °F 60% 30.20 in 8.0 mi North 11.5 mph - N/A   Clear
8:56 AM 43.0 °F 36.0 °F 28.0 °F 56% 30.21 in 8.0 mi NNE 13.8 mph - N/A   Clear
9:56 AM 46.9 °F - 30.9 °F 54% 30.20 in 8.0 mi NNE 10.4 mph - N/A   Clear
10:56 AM 50.0 °F - 34.0 °F 54% 30.19 in 8.0 mi NNE 8.1 mph - N/A   Clear
11:56 AM 52.0 °F - 35.1 °F 53% 30.19 in 9.0 mi North 10.4 mph - N/A   Clear
12:56 PM 53.1 °F - 36.0 °F 52% 30.18 in 9.0 mi NNE 10.4 mph - N/A   Clear
1:56 PM 54.0 °F - 34.0 °F 47% 30.17 in 9.0 mi NNE 10.4 mph - N/A   Clear
2:56 PM 53.6 °F - 35.6 °F 51% 30.16 in 9.0 mi NE 9.2 mph - N/A   Clear
3:56 PM 50.0 °F - 36.0 °F 59% 30.17 in 9.0 mi NE 9.2 mph - N/A   Clear
4:56 PM 46.0 °F 42.5 °F 36.0 °F 68% 30.19 in 9.0 mi NE 6.9 mph - N/A   Clear
5:56 PM 45.0 °F 41.8 °F 35.1 °F 68% 30.22 in 10.0 mi NE 5.8 mph - N/A   Clear
6:56 PM 43.0 °F 38.8 °F 36.0 °F 76% 30.23 in 10.0 mi NNE 6.9 mph - N/A   Clear
7:56 PM 43.0 °F 38.2 °F 37.0 °F 80% 30.23 in 9.0 mi North 8.1 mph - N/A   Clear
8:56 PM 42.1 °F 37.7 °F 37.0 °F 82% 30.23 in 8.0 mi North 6.9 mph - N/A   Clear
9:56 PM 41.0 °F 35.2 °F 37.0 °F 86% 30.23 in 8.0 mi North 9.2 mph - N/A   Clear
10:56 PM 39.9 °F 34.5 °F 37.0 °F 89% 30.23 in 7.0 mi North 8.1 mph - N/A   Clear
11:56 PM 39.0 °F 34.8 °F 37.0 °F 93% 30.23 in 6.0 mi North 5.8 mph - N/A   Clear